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authorAndy Whitcroft <apw@canonical.com>2009-01-06 14:41:24 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-06 15:59:16 -0800
commit86f9d059c6bc548f6337f01117897a4c823cb4ee (patch)
treef7861404c3e84268a890f1cc3517bebaaa5bc49b /scripts/checkpatch.pl
parent1e85572697b348b1a126520349a29654f2ae6a12 (diff)
downloadop-kernel-dev-86f9d059c6bc548f6337f01117897a4c823cb4ee.zip
op-kernel-dev-86f9d059c6bc548f6337f01117897a4c823cb4ee.tar.gz
checkpatch: allow parentheses on return for comparisons
It seems to be a common idiom to include braces on conditionals in all contexts including return. Allow this exception to the return is not a function checks. Reported by Kay Sievers. Cc: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Andy Whitcroft <apw@canonical.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts/checkpatch.pl')
-rwxr-xr-xscripts/checkpatch.pl5
1 files changed, 3 insertions, 2 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index b953c76..5c7fd1a 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -127,6 +127,7 @@ our $Lval = qr{$Ident(?:$Member)*};
our $Constant = qr{(?:[0-9]+|0x[0-9a-fA-F]+)[UL]*};
our $Assignment = qr{(?:\*\=|/=|%=|\+=|-=|<<=|>>=|&=|\^=|\|=|=)};
+our $Compare = qr{<=|>=|==|!=|<|>};
our $Operators = qr{
<=|>=|==|!=|
=>|->|<<|>>|<|>|!|~|
@@ -1983,9 +1984,9 @@ sub process {
my $spacing = $1;
my $value = $2;
- # Flatten any parentheses and braces
+ # Flatten any parentheses
$value =~ s/\)\(/\) \(/g;
- while ($value =~ s/\([^\(\)]*\)/1/) {
+ while ($value !~ /(?:$Ident|-?$Constant)\s*$Compare\s*(?:$Ident|-?$Constant)/ && $value =~ s/\([^\(\)]*\)/1/) {
}
if ($value =~ /^(?:$Ident|-?$Constant)$/) {
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